225841 has 12 divisors (see below), whose sum is σ = 287280. Its totient is φ = 175560.

The previous prime is 225839. The next prime is 225859. The reversal of 225841 is 148522.

225841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225841 - 2¹ = 225839 is a prime.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (225821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330 + ... + 748.

It is an arithmetic number, because the mean of its divisors is an integer number (23940).

2²²⁵⁸⁴¹ is an apocalyptic number.

It is an amenable number.

225841 is a deficient number, since it is larger than the sum of its proper divisors (61439).

225841 is a wasteful number, since it uses less digits than its factorization.

225841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 437 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 225841 is about 475.2273140298. The cubic root of 225841 is about 60.8977054669.

It can be divided in two parts, 225 and 841, that multiplied together give a square (189225 = 435²).

The spelling of 225841 in words is "two hundred twenty-five thousand, eight hundred forty-one".